13134344011 has 4 divisors (see below), whose sum is σ = 13281921000. Its totient is φ = 12986767024.

The previous prime is 13134343991. The next prime is 13134344017. The reversal of 13134344011 is 11044343131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11044343131 = 17 ⋅649667243.

It is a cyclic number.

It is not a de Polignac number, because 13134344011 - 2²¹ = 13132246859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13134344017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73788361 + ... + 73788538.

It is an arithmetic number, because the mean of its divisors is an integer number (3320480250).

Almost surely, 2^13134344011 is an apocalyptic number.

13134344011 is a deficient number, since it is larger than the sum of its proper divisors (147576989).

13134344011 is an equidigital number, since it uses as much as digits as its factorization.

13134344011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147576988.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13134344011 its reverse (11044343131), we get a palindrome (24178687142).

The spelling of 13134344011 in words is "thirteen billion, one hundred thirty-four million, three hundred forty-four thousand, eleven".